Individuals on immunosuppressants should discontinue them prior to patch testing, if at all possible, to avoid tarnishing the test results, according to updated guidelines from the North American ...

2003). Patients with more complicated cases or refractory dermatitis following avoidance regimens may need referral to a contact dermatitis clinic. Patch tests are a multiple-step process.

Similarly, a Brazilian study found that 37.07% of children with recalcitrant atopic dermatitis were sensitized to various allergens, with nickel sulfate being the most common [3]. This underscores ...